Question 1

What type of circuit is used to maintain body posture while walking?

Accepted Answer

A)  Converging
B)  Diverging
C)  Reverberating
D)  Parallel-after-discharge
E)  None of the choices is correct.F) A) and E)
G) B) and D)

Question 2

The part of the neuron responsible for receiving,integrating,and sending nerve impulses is the

Accepted Answer

A)  dendrite.
B)  axon.
C)  cell body.
D)  axon hillock.
E)  telodendrion.F) None of the above
G) C) and D)

Question 3

A spinal nerve carries information from the CNS to effectors as well as information from receptors to the CNS.How could these nerves be classified functionally?

Accepted Answer

A)   Mixed
B)   Sensory
C)   MotorD) All of the above
E) None of the above

Question 4

The portion of the nervous system that conducts impulses from the skin,joints,skeletal muscles,and special senses is the _________ _______ division.

Accepted Answer

A)  autonomic motor
B)  somatic sensory
C)  somatic motor
D)  visceral sensoryE) B) and C)
F) A) and D)

Question 5

The glial cell that myelinates and insulates axons within the CNS is the

Accepted Answer

A)  astrocyte.
B)  ependymal cell.
C)  neurolemmocyte.
D)  microglial cell.
E)  oligodendrocyte.F) B) and D)
G) A) and B)

Question 6

The type of neuronal circuit in which several nerve impulses come together at a single postsynaptic neuron is a _____________ circuit.

Accepted Answer

A)  converging
B)  diverging
C)  reverberating
D)  parallel-after-discharge
E)  None of the choices is correct.F) B) and D)
G) A) and B)

Question 7

-What type of synapse does number 3 indicate?

Accepted Answer

A)  Axodendritic
B)  Axoaxonic
C)  Axosomatic
D)  Dendrodendritic
E)  DendrosomaticF) A) and E)
G) None of the above

Question 8

The type of neuronal circuit that uses feedback to produce a repeated,cyclical stimulation of the circuit is a _____________ circuit.

Accepted Answer

A)  converging
B)  diverging
C)  reverberating
D)  parallel-after-discharge
E)  None of the choices is correct.F) A) and B)
G) A) and C)

Question 9

Which does not belong to the peripheral nervous system?

Accepted Answer

A)  Ganglion
B)  Cranial nerve
C)  Spinal cord
D)  Peripheral nerve
E)  Spinal nerveF) A) and B)
G) A) and E)

Question 10

Nerve impulses involving pain stimuli travel along

Accepted Answer

A)  myelinated axons.
B)  unmyelinated axons.C) A) and B)
D) undefined

Question 11

Which glial cell myelinates and insulates axons in the peripheral nervous system?

Accepted Answer

A)  Astrocyte
B)  Ependymal cell
C)  Neurolemmocyte
D)  Microglial cell
E)  OligodendrocyteF) A) and B)
G) A) and C)

Question 12

Which two distinct cell types form nervous tissue?

Accepted Answer

A)  Afferent cells and glial cells
B)  Peripheral cells and neurons
C)  Glial cells and neurons
D)  Peripheral cells and glial cells
E)  Glial cells and efferent cellsF) B) and C)
G) D) and E)

Question 13

The type of neuronal circuit that spreads information from one presynaptic neuron to several postsynaptic neurons is a _____________ circuit.

Accepted Answer

A)  converging
B)  diverging
C)  reverberating
D)  parallel-after-discharge
E)  None of the choices is correct.F) A) and C)
G) A) and D)

Question 14

A tumor can occur in any tissue within the CNS.

Accepted Answer

A) True 
 B)False

Question 15

Which is true regarding the action of a neurolemmocyte?

Accepted Answer

A)  Each neurolemmocyte can form a myelin sheath around many axons simultaneously.
B)  A neurolemmocyte is responsible for forming part of the blood-brain barrier.
C)  Neurolemmocytes function only within the CNS.
D)  Each neurolemmocyte can wrap only a 1mm portion of a single axon.
E)  A neurolemmocyte attacks pathogens.F) A) and E)
G) B) and E)

Question 16

Regeneration of axons occurs more readily in the CNS than in the PNS.

Accepted Answer

A) True 
 B)False

Question 17

All axons in the CNS and PNS are myelinated.

Accepted Answer

A) True 
 B)False

Question 18

A neuron conducting an impulse from the stomach wall to the CNS would be classified as a(n) _________ _________ neuron.

Accepted Answer

A)  autonomic motor
B)  somatic sensory
C)  somatic motor
D)  visceral sensoryE) A) and B)
F) A) and C)

Question 19

The type of neuronal circuit in which several neurons process the same information at one time is a _____________ circuit.

Accepted Answer

A)  converging
B)  diverging
C)  reverberating
D)  parallel-after-discharge
E)  None of the choices is correct.F) B) and E)
G) A) and B)

Question 20

The portion of the nervous system that has voluntary control over skeletal muscles is the _________ _________ division.

Accepted Answer

A)  autonomic motor
B)  somatic sensory
C)  somatic motor
D)  visceral sensoryE) B) and C)
F) All of the above

Exam 14: Nervous Tissue

What type of circuit is used to maintain body posture while walking?

Correct AnswerverifiedShow Answer

The part of the neuron responsible for receiving,integrating,and sending nerve impulses is the

Correct AnswerverifiedShow Answer

All axons in the CNS and PNS are myelinated.

Correct AnswerverifiedShow Answer

The portion of the nervous system that conducts impulses from the skin,joints,skeletal muscles,and special senses is the _________ _______ division.

Correct AnswerverifiedShow Answer

The type of neuronal circuit that uses feedback to produce a repeated,cyclical stimulation of the circuit is a _____________ circuit.

Correct AnswerverifiedShow Answer

The portion of the nervous system that has voluntary control over skeletal muscles is the _________ _________ division.

Correct AnswerverifiedShow Answer

-What type of synapse does number 3 indicate?

Correct AnswerverifiedShow Answer

The type of neuronal circuit that spreads information from one presynaptic neuron to several postsynaptic neurons is a _____________ circuit.

Correct AnswerverifiedShow Answer

Nerve impulses involving pain stimuli travel along

Correct AnswerverifiedShow Answer

Which glial cell myelinates and insulates axons in the peripheral nervous system?

Correct AnswerverifiedShow Answer

The type of neuronal circuit in which several neurons process the same information at one time is a _____________ circuit.

Correct AnswerverifiedShow Answer

Which is true regarding the action of a neurolemmocyte?

Correct AnswerverifiedShow Answer

Which two distinct cell types form nervous tissue?

Correct AnswerverifiedShow Answer

A tumor can occur in any tissue within the CNS.

Correct AnswerverifiedShow Answer

The glial cell that myelinates and insulates axons within the CNS is the

Correct AnswerverifiedShow Answer

Which does not belong to the peripheral nervous system?

Correct AnswerverifiedShow Answer

Regeneration of axons occurs more readily in the CNS than in the PNS.

Correct AnswerverifiedShow Answer

A neuron conducting an impulse from the stomach wall to the CNS would be classified as a(n) _________ _________ neuron.

Correct AnswerverifiedShow Answer

The type of neuronal circuit in which several nerve impulses come together at a single postsynaptic neuron is a _____________ circuit.

Correct AnswerverifiedShow Answer

A spinal nerve carries information from the CNS to effectors as well as information from receptors to the CNS.How could these nerves be classified functionally?

Correct AnswerverifiedShow Answer

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The portion of the nervous system that conducts impulses from the skin,joints,skeletal muscles,and special senses is the ___ _ division.

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The portion of the nervous system that has voluntary control over skeletal muscles is the _ _ division.

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A neuron conducting an impulse from the stomach wall to the CNS would be classified as a(n) _ _ neuron.

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